let's listen to the defense secretary, leon panetta. he said it very well this afternoon. >> with regards to the numbers of americans, we are still trying to get accurate information about just exactly how many americans were located there and exactly what happened to them. >> and so that is really the key. everyone who had people in that location, at that plant, is trying right now. those countries are trying to find out exactly what happened to every single person who was involved. don, we -- at this point, we believe that -- we know that there was one american who was killed, and that six were either freed or escaped. but there could be others who were still unaccounted for. we have not heard from the white house yet. we haven't heard from the state department. so there may be still an evaluation going on. don? >> jill dougherty, thank you very much. >>> excitement is building in our nation's capital, ahead of the president's inauguration. on the national mall, let's take a look now. we're now across the city, people are waiting for